Home / 579,961.27-870,578.33-460,784.27

Finding the Fourth Proportional to 579,961.27, 870,578.33 and 460,784.27

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Solution

The fourth proportional to 579,961.27, 870,578.33 and 460,784.27 is: 691,682.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,961.27 : 870,578.33 = 460,784.27 : x
  2. Step 2: Convert to fraction form
    579,961.27/870,578.33 = 460,784.27/x
  3. Step 3: Cross multiply
    579,961.27x = 870,578.33 × 460,784.27
  4. Step 4: Simplify right side
    579,961.27x = 401,148,800,282.80
  5. Step 5: Solve for x
    x = 401,148,800,282.80/579,961.27
  6. Step 6: Final answer
    x = 691,682.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.